.base {
    height: 500px;
    width: 1000px;
    background-color:#fff;
    border-radius: 15px;
    margin: 30px auto;
}

.base #head {
    height: 70px;
    width: 950px;
    border: 1px solid transparent;
    margin: 10px auto;
}
.base #head a {
    padding:0  35px;
    text-decoration: none;
    color: rgb(112, 129, 86);
}
.base #head>a {
    margin-left: 35px;
}

.base #head a:hover{
    color: rgb(235, 160, 20);
}

.base #main font{
    font-size: 45px;
    /* line-height: 20px; */
    text-align: left;
}

.base #main a {
    height: 50px;
    width: 200px;
    background-color: rgb(223, 226, 219);
    display:block;
    border-radius: 10px;
    font:30px "Microsoft Yahei";
    text-decoration: none;
    color: rgb(129, 182, 129);
}
.base #main a:hover {
    color: rgb(127, 151, 120);
}
.base #main #other {
    height: 50px;
    width: 200px;
    font-size: 30px;
    border: none;
    background-color: rgb(184, 228, 210);
    color: rgb(126, 129, 128);
}

.base #main {
    height: 415px;
    width: 546px;
    border: 1px solid transparent;
    float: left;

}
.base #main1 {
    height: 415px;
    width: 450px;
    border: 1px solid transparent;
    float: right;


}
.base #main1 img{
   margin-right: 60px;
   margin-left: -250px;
   /* 将图片向左调整 */
}

#box1 {
    height: 200px;
    width: 250px;
    border: 3px solid green;
    margin-left:30px;
    margin-top: 50px;
    border-radius: 20px;
}
.base #main3 {
    height: 415px;
    width: 450px;
    border: 1px solid transparent;
    float: left;
}
.base #main4 {
    height: 415px;
    width: 546px;
    border: 1px solid transparent;
    float: right;

}
.base #main4 img {
    margin-left: -75px;
}
.picture {
    margin-left: 10px;
}